Character mistake: When Ahmet is describing his idea for the song "The Mess Around" to Ray, he tells Ray the song is in G (major). However, Ray immediately plays the song in E flat major.
Character mistake: The pilot announces that they will be flying from the 310 (California) to the 212 (New York City/Manhattan). There is no airport in Manhattan. The closest airports are JFK International and LaGuardia which are both in area code 718 (Queens).